{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["else", "member collection", "product producer", "component whole"], "input": "although a commercial enigma , modified by polish cryptanalysts to match a military enigma , used phone plugs , the plugs in the plugboard of the actual enigma had two prongs , but they still functioned electrically in the same way as phone plugs ."}
{"else": [{"subject": "plugs", "object": "plugboard"}], "member collection": [], "product producer": [], "component whole": []}